EP0317514B1 - Procédé de fabrication d'un document, dont au moins une partie est non reproductible par photocopie - Google Patents

Procédé de fabrication d'un document, dont au moins une partie est non reproductible par photocopie Download PDF

Info

Publication number
EP0317514B1
EP0317514B1 EP88810785A EP88810785A EP0317514B1 EP 0317514 B1 EP0317514 B1 EP 0317514B1 EP 88810785 A EP88810785 A EP 88810785A EP 88810785 A EP88810785 A EP 88810785A EP 0317514 B1 EP0317514 B1 EP 0317514B1
Authority
EP
European Patent Office
Prior art keywords
layer
document
photocopying
dark
iridescent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP88810785A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0317514A1 (fr
Inventor
Paul Heinzer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lipatec Etablissement
Original Assignee
Lipatec Etablissement
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4277596&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0317514(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Lipatec Etablissement filed Critical Lipatec Etablissement
Publication of EP0317514A1 publication Critical patent/EP0317514A1/fr
Application granted granted Critical
Publication of EP0317514B1 publication Critical patent/EP0317514B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40Manufacture
    • B42D25/45Associating two or more layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30Identification or security features, e.g. for preventing forgery
    • B42D25/36Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/378Special inks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14Security printing
    • B41M3/144Security printing using fluorescent, luminescent or iridescent effects
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29Securities; Bank notes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30Identification or security features, e.g. for preventing forgery
    • B42D25/36Identification or security features, e.g. for preventing forgery comprising special materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B42BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42DBOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/40Manufacture
    • B42D25/45Associating two or more layers
    • B42D25/465Associating two or more layers using chemicals or adhesives
    • B42D25/47Associating two or more layers using chemicals or adhesives using adhesives
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/08Photoprinting; Processes and means for preventing photoprinting
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/04Preventing copies being made of an original
    • G03G21/043Preventing copies being made of an original by using an original which is not reproducible or only reproducible with a different appearence, e.g. originals with a photochromic layer or a colour background
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S283/00Printed matter
    • Y10S283/902Anti-photocopy
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00Stock material or miscellaneous articles
    • Y10S428/916Fraud or tamper detecting
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24851Intermediate layer is discontinuous or differential
    • Y10T428/24868Translucent outer layer
EP88810785A 1987-11-20 1988-11-16 Procédé de fabrication d'un document, dont au moins une partie est non reproductible par photocopie Expired - Lifetime EP0317514B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH4518/87A CH672687A5 (ja) 1987-11-20 1987-11-20
CH4518/87 1987-11-20

Publications (2)

Publication Number Publication Date
EP0317514A1 EP0317514A1 (fr) 1989-05-24
EP0317514B1 true EP0317514B1 (fr) 1992-07-22

Family

ID=4277596

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88810785A Expired - Lifetime EP0317514B1 (fr) 1987-11-20 1988-11-16 Procédé de fabrication d'un document, dont au moins une partie est non reproductible par photocopie

Country Status (6)

Country Link
US (1) US5087507A (ja)
EP (1) EP0317514B1 (ja)
JP (1) JPH01155381A (ja)
AU (1) AU2569788A (ja)
CH (1) CH672687A5 (ja)
DE (1) DE3873034T2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2538865C2 (ru) * 2008-08-28 2015-01-10 Гизеке Унд Девриент Гмбх Изображение с бинарным кипп-эффектом

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2646183A1 (en) * 1989-04-19 1990-10-26 Tucherer Laurent Non-photocopiable document
DE4022822C1 (ja) * 1990-07-18 1991-10-24 Heinrich Bauer Verlag, 2000 Hamburg, De
FR2670812B1 (fr) * 1990-12-21 1996-06-21 Arjomari Europ Feuille imprimable pour fabriquer des documents de securite comportant un moyen contre la contrefacon ou d'authentification.
US5449200A (en) * 1993-06-08 1995-09-12 Domtar, Inc. Security paper with color mark
US5768426A (en) 1993-11-18 1998-06-16 Digimarc Corporation Graphics processing system employing embedded code signals
US6983051B1 (en) * 1993-11-18 2006-01-03 Digimarc Corporation Methods for audio watermarking and decoding
US6449377B1 (en) 1995-05-08 2002-09-10 Digimarc Corporation Methods and systems for watermark processing of line art images
US5822436A (en) 1996-04-25 1998-10-13 Digimarc Corporation Photographic products and methods employing embedded information
US5748763A (en) 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
EP0657297B2 (en) * 1993-12-10 2003-04-23 Agfa-Gevaert Security document having a transparent or translucent support and containing interference pigments.
EP0733230B1 (en) * 1993-12-10 1998-04-01 Agfa-Gevaert N.V. Opaque document containing interference pigments providing easy verification and protection against photo-copying
US5503902A (en) * 1994-03-02 1996-04-02 Applied Physics Research, L.P. Light control material
US5823576A (en) * 1994-05-06 1998-10-20 Lew Lambert Copy-resistant document
US6560349B1 (en) 1994-10-21 2003-05-06 Digimarc Corporation Audio monitoring using steganographic information
US6396927B1 (en) * 1995-05-25 2002-05-28 Verify First Technologies, Inc. Variable density verification
IT1277359B1 (it) * 1995-07-26 1997-11-10 Mantegazza A Arti Grafici Documento con mezzi antifalsificazione per impedire la riproducibilita mediante fotocopiatura
EP0775589B1 (en) * 1995-11-23 1999-03-17 Agfa-Gevaert N.V. Laminated security document containing fluorescent dye
US6171734B1 (en) 1996-05-10 2001-01-09 Graphic Arts Technical Foundation Security printed document to prevent unauthorized copying
US5830609A (en) * 1996-05-10 1998-11-03 Graphic Arts Technical Foundation Security printed document to prevent unauthorized copying
US5768674A (en) * 1997-04-30 1998-06-16 Eastman Kodak Company Apparatus for creating copy restrictive media
US5983065A (en) * 1997-07-23 1999-11-09 Xerox Corporation Method of printing secure documents
JP4601733B2 (ja) * 1998-06-23 2010-12-22 大日本印刷株式会社 偽造防止印刷媒体
FR2782470B1 (fr) * 1998-08-19 2000-11-10 Imprimerie Nationale Procede d'impression d'un support premettant de controler son authenticite
JP2001088425A (ja) * 1999-09-27 2001-04-03 Dainippon Printing Co Ltd 偽造判別媒体
US6108512A (en) * 1999-11-29 2000-08-22 Xerox Corporation Copy prevention method
GB2370249A (en) * 2000-11-04 2002-06-26 Zipher Method of printing an image onto a low contrast substrate
US6916047B2 (en) * 2001-08-31 2005-07-12 Bertek Systems, Inc. Secure card
US7143950B2 (en) * 2001-10-02 2006-12-05 Digimarc Corporation Ink with cohesive failure and identification document including same
US6827277B2 (en) * 2001-10-02 2004-12-07 Digimarc Corporation Use of pearlescent and other pigments to create a security document
US6830327B2 (en) * 2001-10-22 2004-12-14 Hewlett-Packard Development Company, L.P. Secure ink-jet printing for verification of an original document
AU2002364036A1 (en) 2001-12-24 2003-07-15 Digimarc Id Systems, Llc Laser etched security features for identification documents and methods of making same
US7694887B2 (en) * 2001-12-24 2010-04-13 L-1 Secure Credentialing, Inc. Optically variable personalized indicia for identification documents
CA2469956C (en) * 2001-12-24 2009-01-27 Digimarc Id Systems, Llc Contact smart cards having a document core, contactless smart cards including multi-layered structure, pet-based identification document, and methods of making same
ATE555911T1 (de) * 2001-12-24 2012-05-15 L 1 Secure Credentialing Inc Verfahren zur vollfarb-markierung von id- dokumenten
AU2002364255A1 (en) * 2001-12-24 2003-07-15 Digimarc Id Systems, Llc Covert variable information on id documents and methods of making same
FR2835776B1 (fr) * 2002-02-14 2004-07-02 Arjo Wiggins Sa Support multicouche transparent ou translucide possedant un aspect iridescent
WO2003088144A2 (en) 2002-04-09 2003-10-23 Digimarc Id Systems, Llc Image processing techniques for printing identification cards and documents
JP2003322992A (ja) * 2002-05-08 2003-11-14 Fuji Photo Film Co Ltd 電子写真用受像シート
US7824029B2 (en) * 2002-05-10 2010-11-02 L-1 Secure Credentialing, Inc. Identification card printer-assembler for over the counter card issuing
US7180635B2 (en) * 2002-05-30 2007-02-20 Xerox Corporation Halftone image gloss control for glossmarks
US7092128B2 (en) * 2002-05-30 2006-08-15 Xerox Corporation Application of glossmarks for graphics enhancement
JP2004027416A (ja) * 2002-06-25 2004-01-29 Tokushu Paper Mfg Co Ltd 真贋判定機能を有する真珠顔料塗工シートとそれを使用した真贋判定機能を有する印刷物
US7126721B2 (en) * 2002-06-27 2006-10-24 Xerox Corporation Protecting printed items intended for public exchange with glossmarks
US7804982B2 (en) 2002-11-26 2010-09-28 L-1 Secure Credentialing, Inc. Systems and methods for managing and detecting fraud in image databases used with identification documents
US7193751B2 (en) * 2002-12-12 2007-03-20 Xerox Corporation Tag control for runtime glossmarks
EP1447234A1 (fr) * 2003-02-13 2004-08-18 Kba-Giori S.A. Procédé d'impression d'un élément de securité et élément de sécurité
EP1614064B1 (en) 2003-04-16 2010-12-08 L-1 Secure Credentialing, Inc. Three dimensional data storage
FR2855640B1 (fr) * 2003-05-26 2005-09-09 Arjo Wiggins Document de securite et son procede de fabrication
US7382495B2 (en) * 2003-12-12 2008-06-03 Xerox Corporation Reduction of differential gloss
US7352493B2 (en) * 2003-12-12 2008-04-01 Xerox Corporation Enhancement of glossmark images at low and high densities
US7744002B2 (en) 2004-03-11 2010-06-29 L-1 Secure Credentialing, Inc. Tamper evident adhesive and identification document including same
US20050247794A1 (en) * 2004-03-26 2005-11-10 Jones Robert L Identification document having intrusion resistance
DE102004016596B4 (de) * 2004-04-03 2006-07-27 Ovd Kinegram Ag Sicherheitselement in Form eines mehrschichtigen Folienkörpers und Verfahren zur Herstellung eines Sicherheitselements
US7301675B2 (en) * 2004-06-29 2007-11-27 Xerox Corporation Glossmark images with clear toner
US7304770B2 (en) * 2004-08-30 2007-12-04 Xerox Corporation Reduction of differential gloss with halftoned clear toner
DE102004046695A1 (de) * 2004-09-24 2006-03-30 Giesecke & Devrient Gmbh Optisch variables Sicherheitselement
US7391537B2 (en) * 2004-09-28 2008-06-24 Xerox Corporation User interface for differential gloss images
US7324241B2 (en) * 2004-09-29 2008-01-29 Xerox Corporation Variable data differential gloss images
US7191945B2 (en) * 2004-10-19 2007-03-20 Havard Brian D Fraud-resistant merchandise redemption coupons
JP2006229161A (ja) * 2005-02-21 2006-08-31 Sumitomo Electric Ind Ltd 多面付け基板
US20060202468A1 (en) * 2005-02-22 2006-09-14 Verify First Technologies, Inc. Security document having integrated copy-void and validation security features
US8090141B2 (en) 2006-01-31 2012-01-03 Xerox Corporation System and method to automatically establish preferred area for image-wise watermark
GB2457241A (en) * 2008-02-05 2009-08-12 Sun Chemical Ltd Printing ink or varnish for printing value documents
DE102010054854A1 (de) 2010-12-17 2012-06-21 Giesecke & Devrient Gmbh Strukturiertes Colorshift-Sicherheitselement
FR3004471B1 (fr) 2013-04-11 2015-10-23 Arjowiggins Security Element de securite comportant une structure de masquage contenant un melange de charges nanometriques.
FR3004470B1 (fr) * 2013-04-11 2015-05-22 Arjowiggins Security Element de securite comportant un pigment interferentiel et une charge nanometrique.
IN2014MU03621A (ja) 2013-11-18 2015-10-09 Jds Uniphase Corp
DE102014115045A1 (de) * 2014-10-16 2016-04-21 Schreiner Group Gmbh & Co. Kg Druckerzeugnis mit optischem Sicherheitsmerkmal
JP6671103B2 (ja) * 2015-02-23 2020-03-25 共同印刷株式会社 フォトクロミック光輝性顔料及びその製造方法
DE102018005551A1 (de) 2018-07-12 2020-01-16 Giesecke+Devrient Mobile Security Gmbh Wertdokument mit optischem Sicherheitsmerkmal

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118122A (en) * 1977-02-07 1978-10-03 Xerox Corporation Method of rendering objects uncopyable by photocopy processes
FR2429292A1 (fr) * 1978-06-19 1980-01-18 Arjomari Prioux Papier de securite comportant comme moyen de securite au moins une substance iridescente
US4352706A (en) * 1981-08-31 1982-10-05 Miller Lee H Process for applying a metallic image in register to a document of value
CA1221585A (en) * 1983-07-25 1987-05-12 Kisokaseisangyou Co., Ltd. Composite film for protecting documents from being reproduced
FR2565268B1 (fr) * 1984-06-05 1987-10-30 Guerimand Voiron Support d'impression non photocopiable

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2538865C2 (ru) * 2008-08-28 2015-01-10 Гизеке Унд Девриент Гмбх Изображение с бинарным кипп-эффектом

Also Published As

Publication number Publication date
EP0317514A1 (fr) 1989-05-24
DE3873034D1 (de) 1992-08-27
AU2569788A (en) 1989-05-25
JPH01155381A (ja) 1989-06-19
US5087507A (en) 1992-02-11
DE3873034T2 (de) 1993-02-11
CH672687A5 (ja) 1989-12-15

Similar Documents

Publication Publication Date Title
EP0317514B1 (fr) Procédé de fabrication d'un document, dont au moins une partie est non reproductible par photocopie
JP5448290B2 (ja) 不可視の防犯用途の不透明フレークの周囲への枠または縁の設置
US5735547A (en) Anti-photographic/photocopy imaging process and product made by same
JP4604209B2 (ja) 真偽判別可能な情報担持体
US4632429A (en) Method of rendering documents resistant to photocopying and anti-copying paper therefor
EP0756945A1 (en) Colour copy protection of security documents
US5665194A (en) Image enhancement
JPH09510925A (ja) 透明又は半透明支持体を有し、干渉顔料を含有するセキュリティドキュメント
WO2005049745A1 (en) Printing composition
EP3077216B1 (fr) Structure de securite
KR100805487B1 (ko) 위변조방지용 소재
EP0518740B2 (fr) Feuille de sécurité
EP3294567B1 (en) Security documents and methods of manufacture thereof
JP2003145965A (ja) 偽造防止印刷物
EP0513195A1 (en) Anti-photographic/photocopy imaging process and product made by same
JP5569106B2 (ja) 画像表示媒体および画像形成方法
JP2005014300A (ja) 印刷物
JP3458470B2 (ja) 回折格子パターン
JPH10264496A (ja) 複写防止印刷物
FR3078015A1 (fr) Intégration de motif de micro-imagerie
JPS6013598A (ja) 偽造防止印刷物
FR2764314A1 (fr) Document de securite comportant un moyen d'authentification comprenant une fenetre transparente et un element de securite
EP4331840A1 (en) Thin film element, transparent anti-counterfeiting element, and data carrier
FR2503890A1 (fr) Systeme anti-copie a plusieurs couleurs pour des machines de copie xerographiques et electrostatiques
JPH1058870A (ja) 色変化カード

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): DE FR GB

17P Request for examination filed

Effective date: 19890919

17Q First examination report despatched

Effective date: 19901026

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB

REF Corresponds to:

Ref document number: 3873034

Country of ref document: DE

Date of ref document: 19920827

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
PLBI Opposition filed

Free format text: ORIGINAL CODE: 0009260

26 Opposition filed

Opponent name: GAO GESELLSCHAFT FUER AUTOMATION UND ORGANISATION

Effective date: 19930422

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

R26 Opposition filed (corrected)

Opponent name: GAO GESELLSCHAFT FUER AUTOMATION UND ORGANISATION

Effective date: 19930422

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19941114

Year of fee payment: 7

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19941125

Year of fee payment: 7

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19950124

Year of fee payment: 7

RDAG Patent revoked

Free format text: ORIGINAL CODE: 0009271

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: PATENT REVOKED

27W Patent revoked

Effective date: 19950313

GBPR Gb: patent revoked under art. 102 of the ep convention designating the uk as contracting state

Free format text: 950313